![NICARAGUA - 1911 - RAILWAY COUPON ISSUE: 2c on 10c on 1c vermilion (inverted opt), 20c on 10c on 1c vermilion (opt upright) and 50c on 10c on 1c vermilion (opt upright) 'Railway Coupon' issue the set of three fine unused. (SG 323, 324a & 325a) (NIC/37012)](http://latinamericanphilatelics.com/cdn/shop/products/NIC37012_{width}x.jpg?v=1650979519)
2c on 10c on 1c vermilion (inverted opt), 20c on 10c on 1c vermilion (opt upright) and 50c on 10c on 1c vermilion (opt upright) 'Railway Coupon' issue the set of three fine unused. (SG 323, 324a & 325a)
2c on 10c on 1c vermilion (inverted opt), 20c on 10c on 1c vermilion (opt upright) and 50c on 10c on 1c vermilion (opt upright) 'Railway Coupon' issue the set of three fine unused. (SG 323, 324a & 325a)